Introduction eDiscovery is a powerful feature available in Microsoft Exchange. It’s used by eDiscovery Managers for performing discovery searches across all mailboxes in the organization and is very important for the purpose of the Compliance and Legal...

It’s been a while since we talked about VSSTester script! Murali, who maintained the script before, asked me to take over the script maintenance and thus I’m releasing this updated version. This script update is long overdue but better late than never...

The Exchange team is announcing today the availability of Cumulative Update 8 for Exchange Server 2013. The Cumulative Update Package and UM Language Packs are now available on the Microsoft Download Center. Cumulative Update 8 represents the continuation...

The Exchange team is announcing today the availability of Update Rollup 9 for Exchange Server 2010 Service Pack 3. Update Rollup 9 is the latest rollup of customer fixes available for Exchange Server 2010 Service Pack 3. The release contains fixes for...

The Exchange team is announcing today the availability of Update Rollup 16 for Exchange Server 2007 Service Pack 3. This release adds support for Time Zone Updates released since Update Rollup 15. The release is a cumulative release and contains all fixes...

Once upon a time in a land far, far away I wrote an article that told our action packed supportability story about the relationship of firewalls and Exchange servers. While the majority of response was positive to this purposefully lighthearted article...

Whether a mailbox is used by multiple users as a collaborative tool or a communication gateway to customers, retaining a record of emails sent from a shared mailbox remains an important business requirement. In Exchange 2010, there was a way to configure...

This morning we released the complete list of sessions offered at Microsoft Ignite , including the full list of Exchange sessions . Ignite is the premier event for the Exchange community, bringing together the people who build Exchange and those who work...

Responders are the final critical part of Managed Availability. Recall that Probes are how Monitors obtain accurate information about the experience your users are receiving. Responders are what the Monitors use to attempt to fix the situation. Once they...

It has been almost exactly two years now that we had a post about our Exchange On-Premises TAP program and how you can (and why you would want to) nominate yourself for the program. Well, the time is right again, and we would like to re-invite you to...

One of the more popular deployment options for Office 365, and more specifically Exchange Online, is the Exchange Hybrid Configuration . This deployment option gives customers a way to move some of their mailboxes to Exchange Online, while keeping some...

If your organization has mailboxes in Office 365, you might want to know about this: there is a change coming to extended email retention period for deleted items in Office 365. Head over to Office Blogs and read all about it! Extended email retention...

In April 2011, I documented our recommendation around utilizing Kerberos authentication for MAPI clients to address scalability limits with NTLM authentication. The solution leverages deploying an Alternate Service Account (ASA) credential so that domain...

Now that Windows Server 2003 end of life (July 14 th , 2015) is on the horizon, many customers are updating their Active Directory (AD) Domain Controllers (DC) from 2003. The first item to consider is which Windows Server Operating System (OS) you will...

We have previously published guidance for setting up multiple OWA and ECP virtual directories for Exchange Server 2007 and 2010, and now it is the turn of Exchange Server 2013. The eagle eyed amongst you may spot some copy and paste from previous blogs...

Here’s a scenario that might be familiar to you: Sometimes, in support-focused organizations, the email account for external communications with customers is often managed by a single employee. When that employee transitions out of that role, mailbox...

This morning we published the first look at the Ignite session catalog providing you a better view of what to expect at Ignite . Ignite brings together the Exchange Conference with TechEd and other Microsoft technology events. By attending Ignite, you...

I’m happy to announce that the Exchange performance virtual team within Microsoft Support has produced some fantastic new performance guidance content for Exchange 2013 users, and it is now available on TechNet at http://aka.ms/Ex2013PerfContent . This...

The process of recovering deleted users or mailboxes in a hybrid or cloud-only organization can be frustrating. When dealing with these scenarios, customers would sometimes end up with multiple mailboxes for a single user, find that some emails are missing...

Update - 2/9/15 : Since publishing this blog we made a decision to push one aspect of this change to CU9 to allow some partners a little more time to adapt to this new behavior. The new signout.aspx code is still shipping in CU8, but we are not changing...

I’m happy to announce support for use of an Azure virtual machine as an Exchange 2013 Database Availability Group witness server. Automatic datacenter failover in Exchange 2013 requires three physical sites, but many of our customers with stretched DAGs...

Over the last several months, I have been involved in several critical customer escalations (what we refer to as critsits) for Exchange 2010 and Exchange 2013. As a result of my involvement, I have noticed several common themes and trends. The intent...

S/MIME in Office 365
S/MIME (Secure/Multipurpose Internet Mail Extensions) is a standard for public key encryption and digital signing of MIME data. Configuring S/MIME in Office 365 is a slightly different procedure than configuring S/MIME on-premises...